Otto G. Slack

📍 Portland, OR: #4,612 of 9,213 inventorsTop 55%

🗺 Oregon: #12,654 of 28,073 inventorsTop 50%

Overall (All Time): #2,366,036 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4323327	Template alignment device	—	1982-04-06
4189820	Template pattern alignment	—	1980-02-26